Thin Elk Formation
The Thin Elk Formation is a geologic formation in South Dakota. It preserves fossils dating back to the Neogene period.
| Thin Elk Formation | |
|---|---|
| Stratigraphic range: Neogene | |
| Type | Formation |
| Location | |
| Region |  South Dakota |
| Country |  United States |
Fossil content
Ungulates
| Ungulates reported from the Thin Elk Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Cormohipparion | C. occidentale | Ed Ross Ranch Quarry, Bennett County, South Dakota.[1] | Skull (F:AM 71872).[1] | An equid. |  |
References
- Woodburne, Michael O. (September 2007). "Phyletic diversification of the Cormohipparion occidentale complex (Mammalia, Perissodactyla, Equidae), late Miocene, North America, and the origin of the Old World Hippotherium datum". Bulletin of the American Museum of Natural History (306): 1–138.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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